it('basic', () => {
    tests([
        [
            [165, 59, 50],
            [52, 203, 165]
        ],
        [
            [180, 0, 50],
            [128, 128, 128]
        ],
        [
            [235, 17, 30],
            [63, 66, 90]
        ],
        [
            [0, 15, 20],
            [59, 43, 43]
        ],
        [
            [333, 50, 1],
            [4, 1, 2]
        ]
    ]);
});

it('alpha', () => {
    tests([
        [
            [165, 59, 50, 0.8],
            [52, 203, 165, 0.8]
        ]
    ]);
});
